<template>
  <div
    style="border: 1px solid #ccc"
    v-loading="loading"
    element-loading-text="文件上传中..."
  >
    <Toolbar
      style="border-bottom: 1px solid #ccc"
      class="count-yc-box-title"
      :editor="editorRef"
      :defaultConfig="toolbarConfig"
      :mode="mode"
    />

    <Editor
      style="height: 250px; overflow-y: hidden"
      v-model="valueHtml"
      :defaultConfig="editorConfig"
      :mode="mode"
      @onCreated="handleCreated"
      class="count-yc-box"
    />
  </div>
</template>
<script setup>
//script标签中引入
import "@wangeditor/editor/dist/css/style.css"; // 引入 css
import { Editor, Toolbar } from "@wangeditor/editor-for-vue";
import { defineExpose, onMounted, watch } from "vue";
import request from "@/utils/request"; // 这个是请求封装   请更换为你的地址
import { getToken } from "@/utils/auth";

const props = defineProps({
  editValue: {
    type: String,
    default: "",
  },
});
const emit = defineEmits(["select"]);
// 编辑器实例，必须用 shallowRef
const editorRef = shallowRef();
console.log(editorRef, "editor.getAllMenuKeys()");
// 内容 HTML
const valueHtml = ref("");
const loading = ref(false);
let mode = "default";

watch(
  () => props.editValue,
  (val) => {
    //当编辑器的内容发生变化时，把值传给父组件
    valueHtml.value = props.editValue;
  },
  {
    deep: true,
    immediate: true,
  }
);
//配置功能栏
let toolbarConfig = {
  toolbarKeys: [
    "headerSelect",
    "header1",
    "header2",
    "header3",
    {
      key: "group-video",
      title: "视频",
      iconSvg:
        '<svg viewBox="0 0 1024 1024"><path d="M981.184 160.096C837.568 139.456 678.848 128 512 128S186.432 139.456 42.816 160.096C15.296 267.808 0 386.848 0 512s15.264 244.16 42.816 351.904C186.464 884.544 345.152 896 512 896s325.568-11.456 469.184-32.096C1008.704 756.192 1024 637.152 1024 512s-15.264-244.16-42.816-351.904zM384 704V320l320 192-320 192z"></path></svg>',
      menuKeys: ["insertVideo", "uploadVideo"],
    },
    "blockquote",
    "|",
    "bold",
    "underline",
    "italic",
    "lineHeight",
    {
      key: "group-more-style",
      title: "更多",
      iconSvg:
        '<svg viewBox="0 0 1024 1024"><path d="M204.8 505.6m-76.8 0a76.8 76.8 0 1 0 153.6 0 76.8 76.8 0 1 0-153.6 0Z"></path><path d="M505.6 505.6m-76.8 0a76.8 76.8 0 1 0 153.6 0 76.8 76.8 0 1 0-153.6 0Z"></path><path d="M806.4 505.6m-76.8 0a76.8 76.8 0 1 0 153.6 0 76.8 76.8 0 1 0-153.6 0Z"></path></svg>',
      menuKeys: ["through", "code", "sup", "sub"],
    },
    "color",
    "bgColor",
    "|",
    "fontSize",
    {
      key: "group-justify",
      title: "对齐",
      iconSvg:
        '<svg viewBox="0 0 1024 1024"><path d="M768 793.6v102.4H51.2v-102.4h716.8z m204.8-230.4v102.4H51.2v-102.4h921.6z m-204.8-230.4v102.4H51.2v-102.4h716.8zM972.8 102.4v102.4H51.2V102.4h921.6z"></path></svg>',
      menuKeys: [
        "justifyLeft",
        "justifyRight",
        "justifyCenter",
        "justifyJustify",
      ],
    },
    "todo",
    "fontFamily",
    {
      key: "group-indent",
      title: "缩进",
      iconSvg:
        '<svg viewBox="0 0 1024 1024"><path d="M0 64h1024v128H0z m384 192h640v128H384z m0 192h640v128H384z m0 192h640v128H384zM0 832h1024v128H0z m0-128V320l256 192z"></path></svg>',
      menuKeys: ["indent", "delIndent"],
    },

    "|",
    "emotion",
    "insertLink",
    "uploadImage",
    "insertTable",
    "codeBlock",
    "divider",
    "clearStyle",
    "|",
    "undo",
    "redo",
  ],
};

const uploadImageList = ref([]);
const saveImageList = ref([]);
const headers = ref({
  Authorization: "Bearer " + getToken(),
});

//上传本地图片
function update(file, insertFn) {
  let formData = new FormData();
  formData.append("file", file);
  loading.value = true;
  request({
    url: import.meta.env.VITE_APP_BASEURL + "/common/upload",
    headers: headers,
    method: "post",
    timeout: 50000,
    data: formData,
  })
    .then((res) => {
      if (res.code === 200) {
        const src = res.fullurl;
        insertFn(src, res.name, src);
        loading.value = false;
      } else {
        loading.value = false;
      }
    })
    .catch(() => {
      loading.value = false;
    });
}

function getOnInsertedImage(imageNode) {
  uploadImageList.value.push(imageNode);
}

//编辑器配置
let editorConfig = {
  placeholder: "请输入内容...",
  // 所有的菜单配置，都要在 MENU_CONF 属性下
  MENU_CONF: {
    insertImage: {
      onInsertedImage: getOnInsertedImage(),
    },
    // 配置上传图片
    uploadImage: {
      customUpload: update,
    },
    uploadVideo: {
      customUpload: update,
    },
  },
};

// 组件销毁时，也及时销毁编辑器
onBeforeUnmount(() => {
  const editor = editorRef.value;
  if (editor == null) return;
  editor.destroy();
});

function copyObject(obj) {
  return JSON.parse(JSON.stringify(obj));
}
const handleCreated = (editor) => {
  editorRef.value = editor; // 记录 editor 实例，重要！
  saveImageList.value = editor.getElemsByType("image");
  uploadImageList.value = copyObject(saveImageList.value);
};

watch(
  () => valueHtml.value,
  () => {
    //当编辑器的内容发生变化时，把值传给父组件
    emit("select", valueHtml.value);
  }
);

// 一下方法 用作回调 但暂时未调用
const handleChange = (editor) => {
  console.log("change:", editor.children);
};
const handleDestroyed = (editor) => {
  console.log("destroyed", editor);
};
const handleFocus = (editor) => {
  console.log("focus", editor);
};
const handleBlur = (editor) => {
  console.log("blur", editor);
};
const customAlert = (info, type) => {
  console.log(`【自定义提示】${type} - ${info}`);
};
const customPaste = (editor, event, callback) => {
  console.log("ClipboardEvent 粘贴事件对象", event);
  // const html = event.clipboardData.getData('text/html') // 获取粘贴的 html
  // const text = event.clipboardData.getData('text/plain') // 获取粘贴的纯文本
  // const rtf = event.clipboardData.getData('text/rtf') // 获取 rtf 数据（如从 word wsp 复制粘贴）

  // 自定义插入内容
  editor.insertText("xxx");

  // 返回 false ，阻止默认粘贴行为
  event.preventDefault();
  callback(false); // 返回值（注意，vue 事件的返回值，不能用 return）

  // 返回 true ，继续默认的粘贴行为
  // callback(true)
};

//父组件调用子组件的方法清空编辑器内容
const abc = function () {
  valueHtml.value = "";
};
//暴露该方法,defineExpose要引入
defineExpose({
  abc,
  valueHtml,
});
</script>